18850982

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{947}}^1$

素因数の和:1255

約数の個数: 16

約数和(自身を含む): 29179440

約数和(自身を除く): 10328458

約数列:

[1, 2, 37, 74, 269, 538, 947, 1894, 9953, 19906, 35039, 70078, 254743, 509486, 9425491, 18850982]

約数ペア:

[(1, 18850982), (2, 9425491), (37, 509486), (74, 254743), (269, 70078), (538, 35039), (947, 19906), (1894, 9953)]